document wxEVT_NULL

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57679 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/interface/wx/event.h b/interface/wx/event.h
index a11d3c5ab79eafb2b5dbb89ba96cd7fbaae599b1..e2988d7afa74a769e4555a508613b84064ca728e 100644 (file)
--- a/interface/wx/event.h
+++ b/interface/wx/event.h
@@ -3285,6 +3285,12 @@ public:
 /** @ingroup group_funcmacro_events */
 //@{
 
+/**
+    A special event type usually used to indicate that some wxEvent has yet
+    no type assigned.
+*/
+wxEventType wxEVT_NULL;
+
 /**
     Each wxEvent-derived class has an @e event-type associated.
     See the macro DEFINE_EVENT_TYPE() for more info.